Municipal Environmental Research Laboratory, University of Maine at Orono, & Sproul, O. J. (1979). Effect of particulates on ozone disinfection of bacteria and viruses in water. Municipal Environmental Research Laboratory, Office of Research and Development, U.S. Environmental Protection Agency ; Available to the public through the National Technical Information Service.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Municipal Environmental Research Laboratory, University of Maine at Orono, و Otis J. Sproul. Effect of Particulates on Ozone Disinfection of Bacteria and Viruses in Water. Cincinnati : Springfield, Va.: Municipal Environmental Research Laboratory, Office of Research and Development, U.S. Environmental Protection Agency ; Available to the public through the National Technical Information Service, 1979.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Municipal Environmental Research Laboratory, et al. Effect of Particulates on Ozone Disinfection of Bacteria and Viruses in Water. Municipal Environmental Research Laboratory, Office of Research and Development, U.S. Environmental Protection Agency ; Available to the public through the National Technical Information Service, 1979.